Types of statistical studies
Types-of-statistical-studies 256
Exercise Name: Types of statistical studies
Math Missions: High school statistics and probability Math Mission
Types of Problems: 1

The Types of statistical studies exercise appears under the High school statistics and probability Math Mission. This exercise explores the differences and similarities between experiments and studies.

Types of Problems

There is one type of problem in this exercise:

  1. Determine type of study and valid conclusion: This problem describes a situation where someone is interested in a question and performs a study. The user is asked to determine what type of study was performed and whether or not the study answered the question for which it was intended (with justification).

    Determine type of study and valid conclusion


This exercise is hard to get accuracy badges because the detail and differences between studies and experiments is subtle. Furthermore, the conclusions are also similar, though there is always one that is more correct. The speed badges are hard because it takes a long time to read the problem carefully and make sure that users selecting the right choices.

  1. An experiment generally requires a control group, randomization, and a treatment that is being performed.
  2. An experiment can give evidence of a causal relationship.
  3. Studies cannot determine causation, but they can be used to determine positive or negative correlation between variables.

Real-life Applications

  1. Probability, along with decimals, percents, and fractions are used to determine the probability of a basketball player making a shot.
  2. Data and statistics appear in news reports and in the media every day.
  3. Statistics can be seen more frequently than calculus in every day life.

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